Clinical trials
Diagnostic clinical trials
Below are recruiting diagnostic clinical trials, each written for real people, not researchers. We’re tracking 662 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06412289Recruiting
Ultrasound vs CT for lung biopsy accuracy
This study compares two ways to take a tissue sample (biopsy) from lung growths that sit against the chest wall: one using a CT scanner and the other using an ultrasound machine. The aim is to see which method is better at getting an accurate diagnosis.
FerraraAges 18–90 - NCT07580703RecruitingPhase 1
Brain Imaging Study for Memory and Thinking Changes
This study tests a new type of brain scan (called [18F]Flortaucipir PET) that may help detect early signs of Alzheimer's disease. Researchers want to make sure the scan is safe and works well in Chinese patients aged 50–85 with normal thinking, mild memory problems, or Alzheimer's disease.
Beijing, Beijing MunicipalityAges 50–85 - NCT07579312Recruiting
Blood Test for Diagnosing Belly Infections in Kids and Adults
This study tests whether a simple blood test measuring RNA levels can help doctors quickly identify intra-abdominal infections (infections inside the belly) in patients with abdominal pain. If successful, it could help doctors decide faster whether imaging or surgery is needed.
Washington D.C., District of ColumbiaAges 7 years+ - NCT07585604Recruiting
Fast lung infection testing to improve antibiotic treatment
This study compares a newer, faster lab test (BioFire FilmArray) to standard testing for identifying the germs causing lung infections in hospitalized patients. The goal is to see if the faster test helps doctors choose better antibiotics more quickly.
Porto Alegre, Rio Grande do SulAges 18 years+ - NCT07569926RecruitingPhase 4
Fluciclovine PET scan for prostate cancer recurrence detection
This study tests whether a newer type of imaging scan (called fluciclovine PET) can find where prostate cancer has come back when an earlier scan (PSMA PET) didn't show clear results. The goal is to help doctors better plan treatment for men whose cancer has returned after surgery or radiation.
San Diego, CaliforniaAges 18 years+ - NCT07575503Recruiting
Advanced CT scan to detect small blood clots in the lungs
This study tests a new type of CT scan (photon-counting CT) to see if it's better at finding small blood clots in the lungs. If you have symptoms like sudden shortness of breath, chest pain, or fainting and doctors suspect a blood clot, this trial may help confirm the diagnosis with clearer images.
Hangzhou, ZhejiangAges 18 years+ - NCT07577232Recruiting
Ultrasound imaging for diagnosing throat abscesses
This trial tests whether using ultrasound (sound wave imaging) through the mouth helps doctors better diagnose a throat abscess—a pocket of infection near the tonsil. The goal is to see if this imaging method improves diagnosis accuracy and treatment decisions.
CopenhagenAges 18 years+ - NCT07572773Recruiting
Lung cancer screening program for current and former smokers
This program offers lung cancer screening (using imaging tests) for people aged 50–77 with a significant smoking history. Early detection can help catch lung cancer at a more treatable stage.
Iowa City, IowaAges 50–77 - NCT06728969Recruiting
Comparing a new diagnostic tool for ADHD in youth ages 6-17
This study tests a new device and algorithm that may help diagnose ADHD in children and teens. It compares results from kids already diagnosed with ADHD to those without, using a wearable monitor and performance tests.
New York, New YorkAges 6–17 - NCT06729944Recruiting
Genetic testing study for bile duct cancers
This trial looks at how well a modern genetic test (next-generation sequencing) works when analyzing tissue samples from people with bile duct cancer. The goal is to see if this test can help doctors better understand these tumors.
BolognaAges 18 years+ - NCT05855941Recruiting
Imaging tests to better predict and diagnose gynecologic cancers
This trial studies how well medical imaging (especially MRI) can help predict outcomes and improve diagnosis in people newly diagnosed with certain gynecologic cancers. It may help doctors make more accurate treatment decisions by comparing imaging results to the final cancer type and stage.
UmeåAges 18 years+ - NCT07560514Recruiting
Testing New Digital Tools to Detect Tooth Decay
This study tests new digital technologies—including a special camera called DIAGNOcam and AI software—to detect tooth decay early and accurately. If you have some cavities and healthy teeth in specific areas of your mouth, you may be eligible to help researchers improve how dentists find and diagnose tooth decay.
Martin, Žilina RegionAges 18–65 - NCT06635291Recruiting
Better Diagnosis for Children with Brain Injury
This study tests new ways to evaluate children with severe brain injuries who are in a vegetative or minimally conscious state. The goal is to improve diagnosis and care for children with serious disorders of consciousness after a brain injury.
Bosisio Parini, LeccoAges 2 months–25 years - NCT06734013Recruiting
Genetic testing to help diagnose liver transplant rejection
This study looks at whether genetic testing of a tissue sample (biopsy) can help doctors more accurately diagnose rejection after a liver transplant. It is for people who have already been diagnosed with rejection and have a stored tissue sample available.
BolognaAges 18 years+ - NCT06696326Recruiting
New PET scan for prostate cancer detection
This study tests a new type of PET/CT scan that uses a special tracer (68Ga-MY6349) to better see prostate cancer in the body. It may help doctors find cancer that has come back or spread, so you can get the right treatment sooner.
Xiamen, FujianAges 18–90 - NCT07558785Enrolling by invitation
Testing speech and memory checks at home for early thinking problems
This study uses a video-based system at home to check your speech and memory, helping doctors spot thinking problems early using artificial intelligence. The goal is to see if this simple, at-home test can reliably catch early memory and thinking changes.
PilsenAges 40 years+ - NCT07556068Recruiting
Brain Blood Flow Recovery After Stroke Clot Removal
This study enrolls people who had an acute ischemic stroke (caused by a blood clot) and received emergency treatment to remove the clot. Researchers want to understand why some patients recover well while others don't, by measuring how the brain regulates its own blood flow after treatment.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07553221Recruiting
Treatment study for complex ankle fractures with cartilage damage
This research studies how to treat severe ankle fractures (called pilon fractures) that damage the joint surface. Researchers will use external fixation (a temporary metal frame outside the skin) to stabilize your ankle while they plan surgery to repair the cartilage damage.
Columbia, MissouriAges 18 years+ - NCT07555119Recruiting
Home Sleep Testing: Night-to-Night Measurement Variability Study
This study measures how sleep breathing patterns vary from night to night using home sleep testing. It helps researchers understand if portable sleep tests give consistent and reliable results.
BernAges 18 years+ - NCT07552285Recruiting
New MRI imaging for better prostate cancer detection
This study tests whether new MRI imaging methods can better identify and grade prostate cancer in men with elevated PSA levels. You would get an MRI scan to help doctors see if cancer is present and how aggressive it might be.
Suzhou, JiangsuAges 20–90 - NCT07552805Recruiting
Home monitoring device after major digestive surgery
This study tests a wearable patch called Multisense that monitors your health at home after major gastrointestinal surgery. It's designed to catch problems early so you can stay safe and avoid returning to the hospital.
Nice, Alpes-MaritimesAges 18 years+ - NCT07553676Recruiting
Blood test study to diagnose endometriosis
This study tests whether a new blood test can accurately detect endometriosis (tissue similar to uterine lining growing outside the uterus). You may qualify if you menstruate regularly, are between 14–49 years old, and either have confirmed endometriosis, had a negative laparoscopy (a scope procedure), or have no endometriosis symptoms.
LinzAges 14–49 - NCT05776810Recruiting
Check why fainting happens using tilt tests or heart tracing
This study looks at people who have had repeated fainting spells and still don’t know the cause. It tests whether different types of heart monitoring (like tilt testing or an ECG/heart tracing) can better explain what’s triggering syncope and guide prevention.
Calgary, AlbertaAges 50–110 - NCT07551375Recruiting
Fast MRI scan to diagnose gallbladder inflammation
This study tests whether a new type of quick MRI scan can reliably detect acute cholecystitis—sudden inflammation of the gallbladder. If it works well, doctors may be able to diagnose this condition faster and help patients get treatment sooner.
Beijing, Beijing MunicipalityAges 18 years+
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Common questions
- Are there clinical trials for diagnostic?
- Yes. Clin2 currently lists 662 recruiting diagnostic studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a diagnostic trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a diagnostic trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.